Update content/ to use scoped_refptr<T>::get() rather than implicit "operator T*"

content/plugin/webplugin_delegate_stub.cc

Index: content/plugin/webplugin_delegate_stub.cc
diff --git a/content/plugin/webplugin_delegate_stub.cc b/content/plugin/webplugin_delegate_stub.cc
index 3e472af9056cf21d63842d7e2b7e44d332668d85..2b76d8df97da68239ddbd56e280380a55b24be67 100644
--- a/content/plugin/webplugin_delegate_stub.cc
+++ b/content/plugin/webplugin_delegate_stub.cc
@@ -165,8 +165,10 @@ void WebPluginDelegateStub::OnInit(const PluginMsg_Init_Params& params,
   base::FilePath path =
       command_line.GetSwitchValuePath(switches::kPluginPath);
 
-  webplugin_ = new WebPluginProxy(
-      channel_, instance_id_, page_url_, params.host_render_view_routing_id);
+  webplugin_ = new WebPluginProxy(channel_.get(),
+                                  instance_id_,
+                                  page_url_,
+                                  params.host_render_view_routing_id);
   delegate_ = webkit::npapi::WebPluginDelegateImpl::Create(path, mime_type_);
   if (delegate_) {
     webplugin_->set_delegate(delegate_);